Enum PushedDown

pub enum PushedDown {
    Yes,
    No,
}

Discriminant for the result of pushing down a filter into a child node.

Variants

Yes

The predicate was successfully pushed down into the child node.

No

The predicate could not be pushed down into the child node.

Implementations

impl PushedDown

pub fn and(self, other: PushedDown) -> PushedDown

Logical AND operation: returns Yes only if both operands are Yes.

pub fn or(self, other: PushedDown) -> PushedDown

Logical OR operation: returns Yes if either operand is Yes.

pub fn wrap_expression(self, expr: Arc<dyn PhysicalExpr>) -> PushedDownPredicate

Wrap a PhysicalExpr with this pushdown result.

Trait Implementations

impl Clone for PushedDown

fn clone(&self) -> PushedDown

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for PushedDown

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Copy for PushedDown